23268207631 has 2 divisors, whose sum is σ = 23268207632. Its totient is φ = 23268207630.

The previous prime is 23268207629. The next prime is 23268207653. The reversal of 23268207631 is 13670286232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23268207631 - 2¹ = 23268207629 is a prime.

It is a super-2 number, since 2×23268207631² (a number of 22 digits) contains 22 as substring.

Together with 23268207629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23268207331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11634103815 + 11634103816.

It is an arithmetic number, because the mean of its divisors is an integer number (11634103816).

Almost surely, 2^23268207631 is an apocalyptic number.

23268207631 is a deficient number, since it is larger than the sum of its proper divisors (1).

23268207631 is an equidigital number, since it uses as much as digits as its factorization.

23268207631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 23268207631 in words is "twenty-three billion, two hundred sixty-eight million, two hundred seven thousand, six hundred thirty-one".